Megaspores attributable to Ghoshispora in Late Cretaceous deposits of the Songliao Basin, north-east China: taxonomic clarification and distribution
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文摘

The occurrence of Cretaceous megaspore Ghoshispora in the Songliao Basin is discussed.

All species of the genus are reviewed, compared and taxonomically clarified.

Two new species are described and one placed in a previously published species.

Two other forms are compared with published species, six identified in open nomenclature.

Their palaeoenvironmental significance and stratigraphic distribution are considered.

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